Chalk line dispenser with thumb operated locking member



FIG. 1 is a front perspective view of a chalk line dispenser with thumboperated locking member;

FIG. 2 is a rear perspective view of the chalk line dispenser with thumboperated locking member of FIG. 1;

FIG. 3 is a front elevation view of the chalk line dispenser with thumboperated locking member of FIG. 1;

FIG. 4 is a rear elevation view of the chalk line dispenser with thumboperated locking member of FIG. 1;

FIG. 5 is a right side elevation view of the chalk line dispenser withthumb operated locking member of FIG. 1;

FIG. 6 is a left side elevation view of the chalk line dispenser withthumb operated locking member of FIG. 1;

FIG. 7 is a top elevation view of the chalk line dispenser with thumboperated locking member of FIG. 1; and,

FIG. 8 is a bottom elevation view of the chalk line dispenser with thumboperated locking member of FIG. 1.

The ornamental design for a chalk line dispenser with thumb operatedlocking member, substantially as shown and described.